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EQUITY TRANSACTIONS, 2018 Preferred Stock Amendment (Details)
12 Months Ended
Dec. 31, 2018
USD ($)
DividendPeriod
$ / shares
shares
Jun. 22, 2018
shares
Jan. 24, 2018
$ / shares
shares
Dec. 31, 2017
$ / shares
Nov. 21, 2017
$ / shares
shares
Dec. 31, 2016
$ / shares
Dec. 31, 2015
$ / shares
Dec. 31, 2014
$ / shares
Preferred Stock Amendment [Abstract]                
Number of shares purchased (in shares) | shares     153,060   1,475,000      
Exercise price (in dollars per share) | $ / shares $ 0.75   $ 4.115 $ 4.88 $ 4.115 $ 1.80 $ 1.80 $ 0
Lone Star Value Investors, LP [Member]                
Preferred Stock Amendment [Abstract]                
Exercise price (in dollars per share) | $ / shares $ 1.50              
Number of years for the date of issuance of warrants to be exercisable for cash 5 years              
Closing price, common stock (in dollars per share) | $ / shares $ 2.00              
Number of trading days 10 days              
Consecutive trading day period 15 days              
Number of days to elect to accelerate the termination date of the amendment warrants 30 days              
Series A Preferred Stock [Member] | Lone Star Value Investors, LP [Member]                
Preferred Stock Amendment [Abstract]                
Number of shares purchased (in shares) | shares   5,000,000            
Percentage of the liquidation preference per annum 2.00%              
Number of dividend periods | DividendPeriod 4              
Consecutive time period for dividend 36 months              
Number of shares issued (in shares) | shares 15,325              
Aggregate fair value of warrants issued | $ $ 1,712,000              
Warrants [Member] | Lone Star Value Investors, LP [Member]                
Preferred Stock Amendment [Abstract]                
Expected term 5 years              
Volatility rate 111.80%              
Risk free interest rate 2.37%              
Dividend rate 0.00%              
Minimum [Member] | Series A Preferred Stock [Member] | Lone Star Value Investors, LP [Member]                
Preferred Stock Amendment [Abstract]                
Voting power percentage 70.00%